package com.yan.diy;

import org.aspectj.lang.annotation.After;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;

@Aspect //声明是一个切面
public class AnnotationPointCut {
    @Before("execution(* com.yan.service.UserServiceImpl.*(..))")
    public void before(){
        System.out.println("------------before-----------");
    }
    @After("execution(* com.yan.service.UserServiceImpl.*(..))")
    public void after() {
        System.out.println("------------after-----------");
    }

    //在环绕增强中，我们可以给定一个参数，代表我们要获取处理切入的点
    @Around("execution(* com.yan.service.UserServiceImpl.*(..))")
    public void around(ProceedingJoinPoint jp) throws Throwable {
        System.out.println("环绕前");
        //执行被增强的方法
        Object proceed = jp.proceed();
        System.out.println("环绕后");
}
